CN204376689U - A kind of current transformer test water-cooling apparatus - Google Patents
A kind of current transformer test water-cooling apparatus Download PDFInfo
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- CN204376689U CN204376689U CN201520093374.2U CN201520093374U CN204376689U CN 204376689 U CN204376689 U CN 204376689U CN 201520093374 U CN201520093374 U CN 201520093374U CN 204376689 U CN204376689 U CN 204376689U
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Abstract
The utility model discloses a kind of current transformer test water-cooling apparatus, comprise water tank, 3rd adjuster valve, water pump, current transformer inlet channel and current transformer outlet conduit, wherein the outlet pipe of water tank is connected with the water inlet of water pump by the 3rd adjuster valve, the delivery port of water pump is connected with the water inlet of current transformer by current transformer inlet channel, the delivery port of current transformer is connected with the water inlet pipe of water tank by current transformer outlet conduit, also comprise data acquisition display unit, current transformer outlet conduit is equipped with the first temperature measuring equipment, the output of the first temperature measuring equipment is connected with data acquisition display unit.When utilizing the utility model to cool current transformer, can know whether cooling device meets cooling requirement rapidly.Can judge that the reason not meeting cooling requirement is that cooling water flow is too low fast, be that cooling water temperature is too high, or water pressure of cooling water is too low.When meeting cooling requirement, by the flow control of cooling water near minimum value, save cooling cost.
Description
Technical field
The utility model is in particular to a kind of current transformer test water-cooling apparatus.
Background technology
Current current transformer kind is a lot, and its radiating mode is generally divided into: self-heating cooling, forced air cooling and fluid cooling (water, refrigerant or other media).During to current transformer delivery test or other routine test, current transformer works long hours, and in order to accuracy and the protection current transformer of guarantee test result, needs to cool test current transformer, needs corresponding different cooling systems for the different types of cooling.
Along with the develop rapidly of China's Semiconductor Converting Technology, current transformer power does larger and larger, and structure is done compacter and compacter, adds upper part current transformer and is limited to environment for use, and traditional forced-air cooling system cannot meet the demands.The situation that high-power converter used water or other media to carry out cooling heat dissipation in recent years gets more and more.
An existing current transformer test water-cooling apparatus directly drives water circulation to dispel the heat to tested current transformer with water pump, operator does not know the parameters of cooling device, as temperature, pressure, the flow of current transformer inlet channel, the temperature, pressure etc. of current transformer outlet conduit.In order to reach cooling requirement, the flow of the cooling water of the current transformer needs of different capacity grade is different, thus for the current transformer of different capacity grade, operating personnel rule of thumb can only judge whether the flow of cooling water meets cooling requirement, need dependence experience to regulate the flow entering the cooling water of current transformer simultaneously, regulate difficulty high.When current transformer power is larger, cooling water flow may not meet cooling requirement, and cooling device reliability is low; When current transformer power is less, cooling water flow may be excessive, causes waste.
Summary of the invention
When using the test of existing current transformer to cool current transformer with a water-cooling apparatus, cooling water flow regulates difficulty high, and cooling water flow may not meet cooling requirement, and reliability is low, also easily causes waste simultaneously.The purpose of this utility model is, for above-mentioned the deficiencies in the prior art, provides a kind of current transformer test water-cooling apparatus improved.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is:
A kind of current transformer test water-cooling apparatus, comprise water tank, 3rd adjuster valve, water pump, current transformer inlet channel and current transformer outlet conduit, wherein the outlet pipe of water tank is connected with the water inlet of water pump by the 3rd adjuster valve, the delivery port of water pump is connected with the water inlet of current transformer by current transformer inlet channel, the delivery port of current transformer is connected with the water inlet pipe of water tank by current transformer outlet conduit, also comprise data acquisition display unit, described current transformer outlet conduit is equipped with the first temperature measuring equipment, the output of the first temperature measuring equipment is connected with data acquisition display unit.
The first temperature measuring equipment being arranged on current transformer outlet conduit can record the temperature of the rear cooling water of cooling, exports the display of data acquisition display unit to simultaneously.According to the data that data acquisition display unit shows, operating personnel can learn whether cooling device meets cooling requirement, and then correspondingly regulated the flow entering the cooling water of current transformer by the 3rd adjuster valve.
Further, described current transformer inlet channel is equipped with the second temperature measuring equipment, and the output of the second temperature measuring equipment is connected with data acquisition display unit.
Sometimes, although the flow of cooling water is enough large, but cooling requirement cannot be met, cause one of reason of this phenomenon to be that the temperature of cooling water in a water-cooling apparatus is too high.According to the temperature of the current transformer inlet channel that the second temperature measuring equipment records, whether temperature is too high for the cooling water can learning in a water-cooling apparatus, thus selects whether carry out cooling to cooling water and process.Second temperature measuring equipment can be temperature sensor.
Further, described current transformer inlet channel is equipped with flow measurement device, and the output of flow measurement device is connected with data acquisition display unit.
Flow measurement device accurately can show the flow of the cooling water by current transformer, instructs operating personnel to carry out Flow-rate adjustment more quickly.
Further, described current transformer inlet channel is equipped with the second device for pressure measurement, and current transformer outlet conduit is equipped with the first device for pressure measurement, and the first device for pressure measurement is connected with data acquisition display unit respectively with the output of the second device for pressure measurement.
Sometimes, although the flow of cooling water is enough large, but cooling requirement cannot be met, cause one of reason of this phenomenon to be that the hydraulic pressure of cooling water is too small.According to the hydraulic pressure value of current transformer inlet channel and current transformer outlet conduit, cooling water in a water-cooling apparatus whether hypotony can be learnt, thus select whether to increase the water level of water tank or strengthen water pump lift.
As a kind of optimal way, described flow measurement device is turbine flowmeter.
As a kind of optimal way, described first temperature measuring equipment is temperature sensor.
As a kind of optimal way, described second device for pressure measurement and/or the first device for pressure measurement are pressure sensor.
Further, also comprise the 4th adjuster valve, the delivery port of described water pump is connected with the water inlet pipe of water tank by the 4th adjuster valve.
By the cooperation of the 4th adjuster valve and the 3rd adjuster valve, the fine setting to cooling water flow can be realized.
Further, the second adjuster valve be contained on current transformer inlet channel and/or the first adjuster valve be contained on current transformer outlet conduit is also comprised.
After having tested, close the first adjuster valve and the second adjuster valve, the loss of cooling water can be prevented.
Further, also comprise the plate heat exchanger being placed with cooling twice water pipe, a part and the cooling twice water pipe of described current transformer inlet channel are adjacent to be placed on plate heat exchanger.
A part and the cooling twice water pipe of described current transformer inlet channel are adjacent to be placed on plate heat exchanger, because the coolant-temperature gage in cooling twice water pipe is very low, a part of heat of cooling water in current transformer inlet channel can be taken away, thus realize the cooling to cooling water in a water-cooling apparatus.
Compared with prior art, when utilizing the utility model to cool current transformer, for the current transformer of different capacity grade, operating personnel can know whether cooling device meets cooling requirement rapidly.According to the data of data acquisition display unit display, operating personnel can judge that the reason not meeting cooling requirement is that cooling water flow is too low fast, be that cooling water temperature is too high, or water pressure of cooling water are too low.Simultaneously when meeting cooling requirement, by the flow control of cooling water near minimum value, save cooling cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model one embodiment.
Wherein, 1 is current transformer, 2 is data acquisition display unit, 3 is control cabinet, 4 is cooling twice water pipe, 5 is secondary cooling apparatus, SL1 is current transformer outlet conduit, SL2 is current transformer inlet channel, VS1 is the first adjuster valve, VS2 is the second adjuster valve, VS3 is the 3rd adjuster valve, VS4 is the 4th adjuster valve, VS5 is the 5th adjuster valve, VS6 is the 6th adjuster valve, VS7 is the 7th adjuster valve, VS8 is the 8th adjuster valve, FL1 is turbine flowmeter, PS1 is the first device for pressure measurement, PS2 is the second device for pressure measurement, TS1 is the first temperature measuring equipment, TS2 is the second temperature measuring equipment, WK1 is water tank inlet, V1 is air outlet of water tank, V4 is water tank drain valve, EP is water tank, PM is water pump, HX is plate heat exchanger.
Embodiment
As shown in Figure 1, an embodiment of the present utility model comprises water tank EP, 3rd adjuster valve VS3, water pump P M, current transformer inlet channel SL2 and current transformer outlet conduit SL1, wherein the outlet pipe of water tank EP is connected with the water inlet of water pump P M by the 3rd adjuster valve VS3, the delivery port of water pump P M is connected with the water inlet of current transformer 1 by current transformer inlet channel SL2, the delivery port of current transformer 1 is connected with the water inlet pipe of water tank EP by current transformer outlet conduit SL1, it is characterized in that, also comprise data acquisition display unit 2, described current transformer outlet conduit SL1 is equipped with the first temperature measuring equipment TS1, the output of the first temperature measuring equipment TS1 is connected with data acquisition display unit 2.
Described current transformer inlet channel SL2 is equipped with the second temperature measuring equipment TS2, and the output of the second temperature measuring equipment TS2 is connected with data acquisition display unit 2.
Described current transformer inlet channel SL2 is equipped with turbine flowmeter FL1, and the output of turbine flowmeter FL1 is connected with data acquisition display unit 2.
Described current transformer inlet channel SL2 is equipped with the second device for pressure measurement PS2, current transformer outlet conduit SL1 is equipped with the first device for pressure measurement PS1, and the first device for pressure measurement PS1 is connected with data acquisition display unit 2 respectively with the output of the second device for pressure measurement PS2.
Described first temperature measuring equipment TS1 and the second temperature measuring equipment TS2 is temperature sensor.
Described second device for pressure measurement PS2 and the first device for pressure measurement PS1 is pressure sensor.
Also comprise the 4th adjuster valve VS4, the delivery port of described water pump P M is connected with the water inlet pipe of water tank EP by the 4th adjuster valve VS4.
Also comprise the second adjuster valve VS2 be contained on current transformer inlet channel SL2 and the first adjuster valve VS1 be contained on current transformer outlet conduit SL1.
Also comprise the plate heat exchanger HX being placed with cooling twice water pipe 4, a part and the cooling twice water pipe 4 of described current transformer inlet channel SL2 are adjacent to be placed on plate heat exchanger HX.
Another termination secondary cooling apparatus 5 of cooling twice water pipe 4.
In order to overhaul conveniently, cooling twice water pipe 4 fill the 6th adjuster valve VS6 and the 7th adjuster valve VS7, current transformer inlet channel SL2 has also installed additional the 5th adjuster valve VS5 and the 8th adjuster valve VS8.
Water tank EP is used in addition the water tank inlet WK1 added water, the water tank drain valve V4 being used for draining and be used for be vented air outlet of water tank V1.
Wherein data acquisition display unit 2 is positioned at control cabinet 3, the data that operating personnel can show according to data acquisition display unit 2, control cabinet 3 realizes the operations such as the adding water of water tank EP, draining, exhaust, and realizes the startup, shut-down operation etc. of water pump P M.
Claims (10)
1. a current transformer test water-cooling apparatus, comprise water tank (EP), 3rd adjuster valve (VS3), water pump (PM), current transformer inlet channel (SL2) and current transformer outlet conduit (SL1), wherein the outlet pipe of water tank (EP) is connected with the water inlet of water pump (PM) by the 3rd adjuster valve (VS3), the delivery port of water pump (PM) is connected with the water inlet of current transformer (1) by current transformer inlet channel (SL2), the delivery port of current transformer (1) is connected with the water inlet pipe of water tank (EP) by current transformer outlet conduit (SL1), it is characterized in that, also comprise data acquisition display unit (2), described current transformer outlet conduit (SL1) is equipped with the first temperature measuring equipment (TS1), the output of the first temperature measuring equipment (TS1) is connected with data acquisition display unit (2).
2. a current transformer test as claimed in claim 1 water-cooling apparatus, it is characterized in that, described current transformer inlet channel (SL2) is equipped with the second temperature measuring equipment (TS2), and the output of the second temperature measuring equipment (TS2) is connected with data acquisition display unit (2).
3. current transformer test as claimed in claim 1 is with a water-cooling apparatus, and it is characterized in that, described current transformer inlet channel (SL2) is equipped with flow measurement device, and the output of flow measurement device is connected with data acquisition display unit (2).
4. a current transformer test as claimed in claim 1 water-cooling apparatus, it is characterized in that, described current transformer inlet channel (SL2) is equipped with the second device for pressure measurement (PS2), current transformer outlet conduit (SL1) is equipped with the first device for pressure measurement (PS1), and the first device for pressure measurement (PS1) is connected with data acquisition display unit (2) respectively with the output of the second device for pressure measurement (PS2).
5. current transformer test as claimed in claim 3 is with a water-cooling apparatus, and it is characterized in that, described flow measurement device is turbine flowmeter (FL1).
6. current transformer test as claimed in claim 1 is with a water-cooling apparatus, and it is characterized in that, described first temperature measuring equipment (TS1) is temperature sensor.
7. current transformer test as claimed in claim 4 is with a water-cooling apparatus, and it is characterized in that, described second device for pressure measurement (PS2) and/or the first device for pressure measurement (PS1) are pressure sensor.
8. current transformer test as claimed in claim 1 is with a water-cooling apparatus, it is characterized in that, also comprises the 4th adjuster valve (VS4), and the delivery port of described water pump (PM) is connected with the water inlet pipe of water tank (EP) by the 4th adjuster valve (VS4).
9. a current transformer test as claimed in claim 1 water-cooling apparatus, it is characterized in that, also comprise the second adjuster valve (VS2) be contained on current transformer inlet channel (SL2) and/or the first adjuster valve (VS1) be contained on current transformer outlet conduit (SL1).
10. a current transformer test as claimed in claim 1 water-cooling apparatus, it is characterized in that, also comprise the plate heat exchanger (HX) being placed with cooling twice water pipe (4), a part for described current transformer inlet channel (SL2) and cooling twice water pipe (4) are adjacent to be placed on plate heat exchanger (HX).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093374.2U CN204376689U (en) | 2015-02-10 | 2015-02-10 | A kind of current transformer test water-cooling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520093374.2U CN204376689U (en) | 2015-02-10 | 2015-02-10 | A kind of current transformer test water-cooling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204376689U true CN204376689U (en) | 2015-06-03 |
Family
ID=53332866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520093374.2U Active CN204376689U (en) | 2015-02-10 | 2015-02-10 | A kind of current transformer test water-cooling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204376689U (en) |
-
2015
- 2015-02-10 CN CN201520093374.2U patent/CN204376689U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road No. 169 Patentee after: ZHUZHOU CRRC TIMES ELECTRIC Co.,Ltd. Address before: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road Patentee before: ZHUZH CSR TIMES ELECTRIC Co.,Ltd. |
|
| CP03 | "change of name, title or address" |